下述哪种SN配置是属于SN252或DE52?()
A:TSG0.0/1.0,SSG0.0/0.1/1.0/1.1
B:TSG0.0/0.1/1.0/1.1,SSG0.0/1.0
C:TSG0.0/0.1/0.2/1.0/1.1/1.2,SSG0.0/0.1/0.2/0.3/1.0/1.1/1.2/1.3
出自:西门子考试